CN211639394U

CN211639394U - Polishing device

Info

Publication number: CN211639394U
Application number: CN201922019923.2U
Authority: CN
Inventors: 谢广禄; 杨庆亮; 王丹萌; 刘刚; 杨慧
Original assignee: Petrochina Co Ltd
Current assignee: Petrochina Co Ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-10-09
Anticipated expiration: 2029-11-19

Abstract

The disclosure relates to a polishing device, and belongs to the technical field of polishing. The polishing device comprises a long-strip polishing piece and a driving piece. The driving member has a drive shaft rotatable about an axis, the first end of the abrading element being detachably connected to the drive shaft, and the axis of the first end of the abrading element coinciding with the axis of the drive shaft. The driving piece drives the grinding piece to rotate around the axis through the driving shaft. The polishing piece is in contact with a product to be polished in the rotating process, and the product to be polished is polished. The polishing piece of rectangular shape not only can carry out the conventionality and polish, can not polish the region that needs the manual work to electronic emery wheel or electronic rotatory steel brush moreover, should polish the piece and can polish equally, realizes treating polishing product's comprehensive polishing, need not manual work cooperation, and is efficient, guarantees the quality of polishing. The first end of the polishing piece is detachably connected with the driving shaft, so that the polishing pieces in different shapes and sizes can be replaced, and the polishing device can adapt to products to be polished in various sizes.

Description

Polishing device

Technical Field

The utility model relates to a technical field that polishes, in particular to grinding device.

Background

The grinding device is mainly used for removing burrs, derusting or polishing the surface of a product to be ground. At present, a mechanical polishing device is mainly used for polishing in the market.

In order to meet the polishing requirements of products to be polished with different sizes, the mechanical polishing device generally uses an electric grinding wheel or an electric rotary steel wire brush with a smaller polishing area for polishing. For the area that the mechanical polishing device can not polish, generally need the staff to hand the polishing tools such as wire brush or emery wheel and carry out the processing of polishing to this area.

But present mechanical grinding device is difficult to guarantee to treat the product of polishing and polish comprehensively, needs the cooperation manual work to polish, and inefficiency, the quality of polishing also is difficult to guarantee.

SUMMERY OF THE UTILITY MODEL

The embodiment of the disclosure provides a polishing device, which can treat a polishing product to perform comprehensive polishing treatment, improves the working efficiency and ensures the polishing quality. The technical scheme is as follows:

the embodiment of the present disclosure provides a polishing device, the polishing device includes:

an elongate sanding element and a drive member having a drive shaft rotatable about an axis;

the first end of the grinding piece is detachably connected with the driving shaft, and the axis of the first end of the grinding piece coincides with the axis of the driving shaft.

In one implementation of the disclosed embodiment, the polishing member is a polishing rope or a polishing roller.

In one implementation of the disclosed embodiment, the sanding rope is a rope-type wire brush.

In one implementation of the disclosed embodiment, the polishing apparatus further includes:

the first connecting piece is connected with the driving shaft, and the first end of the polishing piece is detachably fixed on the first connecting piece.

In an implementation manner of the embodiment of the disclosure, the first connecting piece includes a first connecting end and a second connecting end that are arranged oppositely, the first connecting end of the first connecting piece is in threaded connection with the driving shaft, the second connecting end of the first connecting piece has a first strip-shaped groove that is arranged along an axis of the driving shaft, the first end of the polishing piece is located in the first strip-shaped groove, a first threaded hole is formed in a side wall of the first strip-shaped groove, and a first locking bolt is arranged in the first threaded hole.

the second end of the polishing piece is detachably connected with the inner ring of the bearing, and the outer ring of the bearing is connected with the bearing seat.

the second connecting piece, the second connecting piece includes relative third link and the fourth link that sets up, the third link of second connecting piece with inner circle fixed connection, the fourth link of second connecting piece has along the second strip recess that the axis of drive shaft was arranged, the second end of the piece of polishing is located in the second strip recess, the lateral wall of second strip recess has seted up the second screw hole, the threaded hole of second is provided with second locking bolt.

In one implementation of the disclosed embodiment, the polishing apparatus further includes: a first handle connected with the bearing housing.

In one implementation of the disclosed embodiment, the polishing apparatus further includes: a second handle connected with the drive member.

In one implementation of the disclosed embodiment, the drive member is a motor.

The technical scheme provided by the embodiment of the disclosure has the following beneficial effects:

in this disclosed embodiment, the driving piece has a drive shaft that can rotate around the axis, and the first end of the piece of polishing is connected with drive shaft detachably, and the axis of the first end of the piece of polishing coincides with the axis of drive shaft, and the driving piece can drive the piece of polishing through the drive shaft and rotate around the first end axis of the piece of polishing promptly. The polishing piece is in contact with a product to be polished in the rotating process, and the product to be polished is polished. The polishing part is rectangular shape, the polishing part of this kind of shape not only can polish the region that conventional electric grinding wheel or electric rotary steel brush can be polished, moreover to electric grinding wheel or electric rotary steel brush not polish the region that needs the manual work to polish, adopt this rectangular shape polishing part to polish around first end axis pivoted mode equally can polish, make this grinding device can realize treating polishing product's comprehensive polishing, need not manual work cooperation, and is efficient, and can guarantee the quality of polishing. In addition, the first end of the polishing piece is detachably connected with the driving shaft, the polishing piece can be replaced according to the size or the shape of a product to be polished, and the polishing device can adapt to the product to be polished in various sizes.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present disclosure, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

Fig. 1 is a schematic view of a polishing apparatus provided in an embodiment of the present disclosure;

fig. 2 is a schematic view of another polishing apparatus provided in an embodiment of the present disclosure.

Detailed Description

To make the objects, technical solutions and advantages of the present disclosure more apparent, embodiments of the present disclosure will be described in detail with reference to the accompanying drawings.

Fig. 1 is a schematic view of a polishing apparatus provided in an embodiment of the present disclosure. Referring to fig. 1, the grinding apparatus includes: an elongate sanding element 10 and a drive member 20, the drive member 20 having a drive shaft 21 rotatable about an axis. The first end 11 of the abrading element 10 is detachably connected to the drive shaft 21 and the axis of the first end 11 of the abrading element 10 coincides with the axis of the drive shaft 21.

In the embodiment of the present disclosure, the driving member 20 has a driving shaft 21 rotatable around an axis, the first end 11 of the polishing member 10 is detachably connected to the driving shaft 21, and the axis of the first end 11 of the polishing member 10 coincides with the axis of the driving shaft 21, i.e. the driving member 20 can drive the polishing member 10 to rotate around the axis of the first end 11 of the polishing member 10 through the driving shaft 21. And the grinding piece 10 is contacted with a product to be ground in the rotating process, and the product to be ground is ground. Polishing 10 is rectangular shape, the polishing of this kind of shape not only can polish the region that conventional electronic emery wheel or electronic rotatory steel brush can be polished, and to electronic emery wheel or electronic rotatory steel brush not polish the region that need artifical polishing, adopt this rectangular shape polishing 10 equally can polish around the 11 axis pivoted modes of first end, make this grinding device can realize treating polishing product's comprehensive polishing, need not manual work, and is efficient, and can guarantee the quality of polishing. In addition, the first end 11 of the grinding member 10 is detachably connected to the driving shaft 21, and the grinding member can be replaced according to the size or shape of the product to be ground, so that the grinding device can be adapted to the products to be ground of various sizes.

In the disclosed embodiment, the cross-section of the elongated sanding element 10 may be circular, rectangular, or other irregular shapes.

Illustratively, in embodiments of the present disclosure, the abrading article 10 may be an abrading rope or an abrading rod. By providing the abrading element 10 in the form of a rope or a rod, the cross-section can be designed to be small and, since the abrading element 10 is rotated about an axis, it is possible to pass through areas with small gaps and to abrade these areas.

When the polishing piece 10 is a polishing rod, the hardness of the polishing rod is higher than that of a polishing rope, the outer surface of a product to be polished or a flat workpiece can be polished, and polishing quality is guaranteed.

In the disclosed embodiment, the grinding roller may be a metal grinding roller, and the outer surface of the grinding roller has grinding particles, such as bumps, stripes, and the like.

When the polishing piece 10 is a polishing rope, the polishing rope can be bent, the bending angle of the polishing rope can be changed by adjusting the position of the other end of the polishing rope, the polishing rope is attached to a polishing area, and therefore the polishing area of the polishing rope at the same time is increased. Simultaneously, the rope of polishing also can treat the inside wall of the product of polishing to the tubulose, and under this kind of condition, because the rope flexible of polishing, the rope of polishing can treat the inside wall full contact of the product of polishing with the tubulose.

In embodiments of the present disclosure, the sanding cord may be a rope wire brush. The steel brush flexible, the convenience is polished the product of treating that has the turning, and the steel brush has toughness, can keep certain shape, when treating the surface of the product of polishing and polish, guarantees the stability of polishing 10, can laminate under the pivoted condition of polishing 10 and polish on the surface in the region of polishing.

Since the sanding element 10 is detachably connected to the drive member 20, the sanding lines and sanding rollers can be replaced as required.

For example, when grinding a pipe (e.g., descaling the pipe), the inner side wall of the pipe is difficult to grind using a conventional electric grinding wheel or an electric rotary wire brush. And when adopting the grinding device that this disclosure provided, can adopt the rope of polishing to polish. And (3) enabling the second end 12 of the grinding rope to enter the pipeline from the opening of the pipeline, and enabling the outer side wall of the grinding piece 10 to be attached to the inner side wall of the pipeline. Then the driving member 20 is opened, so that the driving shaft 21 of the driving member 20 drives the grinding member 10 to rotate, and the inner side wall of the pipeline is ground in the rotating process of the grinding member 10.

In the disclosed embodiment, the cavity of the conduit is cylindrical and the cross-section of the abrading article 10 may be circular.

In the disclosed embodiment, the abrading device may include a variety of abrading elements 10 having different cross-sectional radii.

To the pipeline of unidimensional not, can change the piece 10 of polishing according to the radius of the cavity of pipeline, make the radius of the cross section of the piece 10 of polishing equal with the radius of the cavity of pipeline, the lateral wall of the piece 10 of polishing is laminated with the pipeline inside wall completely at the in-process of polishing, can accelerate the speed of polishing. When the outer side wall of the pipeline is polished, the polishing rope with different radiuses can be replaced, and the polishing area of the polishing rope at the same moment is adjusted. That is, in one implementation of the disclosed embodiment, the cross-section of the abrading article 10 has a radius that is the same as the radius of the lumen of the conduit.

In another implementation of the disclosed embodiment, the radius of the cross-section of the abrading article 10 may also be smaller than the radius of the lumen of the conduit. In the polishing process, the outer side wall of the polishing piece 10 is partially attached to the inner side wall of the pipeline, and the inner wall of the pipeline can be polished.

In the disclosed embodiment, the abrading device may comprise a plurality of abrading elements 10 of different lengths. For example, the polishing part 10 can be replaced according to the length of the pipeline, so that the length of the polishing part 10 is larger than or equal to that of the pipeline, and the polishing device can polish the inner wall of the whole pipeline at one time without polishing for many times. For another example, when the outer side wall of the pipeline is polished, the distance surrounded by the polishing rope can be adjusted by replacing the polishing rope with different lengths, and the polishing area of the polishing rope at the same time is also adjusted.

For example, when the outer surface of the product to be polished is polished, the polishing part 10 can be replaced according to the size of the outer surface of the product to be polished, so that the contact area between the polishing part 10 and the outer surface of the product to be polished is the largest, the polishing speed is increased, and the working efficiency is improved.

In the disclosed embodiment, the driving member 20 may be a motor. It is more convenient to drive the rotation of the grinding member 10 by a motor. For example, the driving member 20 may be a motor with adjustable rotation speed, and the rotation speed of the motor is adjusted to enable the motor to cooperate with the polishing member 10 to adjust the polishing effect of the polishing device.

In the disclosed embodiment, the grinding device may include a plurality of grinding rollers having different sizes or densities of grinding particles, and a plurality of grinding ropes having different wire thicknesses and densities. The grinding pieces with different particle sizes and densities, steel wire thicknesses and densities and the rotating speed of the motor are adopted, and grinding treatment with different grinding effect requirements can be carried out.

Exemplarily, when a product to be polished is subjected to simple polishing treatment (for example, rust removal or burr removal), the motor can be adjusted so that the rotating speed of the polishing part 10 is relatively low, and meanwhile, the polishing part 10 with a relatively large particle size is selected for polishing, so that the simple polishing treatment is realized. When treating the product of polishing and carrying out meticulous polishing treatment (for example polishing), can adjust the motor and make the speed of the piece 10 rotation of polishing very fast, select for use simultaneously that the particle size is less, density is big to polish the operation, realizes polishing treatment meticulously. This grinding device can adjust grinding device's working method, strong adaptability according to the demand of the effect of polishing of difference.

Referring to fig. 1, when a motor is used as the driving member 20, the driving member 20 can be connected to a power source through a plug 110, and the power source provides power to drive the driving member 20 to rotate the polishing member 10. Of course, the structure of the driving member is merely an example, and other types of driving members may be used, which is not limited in this application.

Referring again to fig. 1, the polishing apparatus further comprises a first connecting member 30, the first connecting member 30 being connected to the driving shaft 21, the first end 11 of the polishing member 10 being detachably fixed to the first connecting member 30.

In the disclosed embodiment, a first coupling member 30 is arranged to facilitate coupling of the drive shaft 21 and the abrading member 10. The driving member 20 drives the first connecting member 30 to rotate, and the first connecting member 30 drives the polishing member 10 to rotate when rotating, so that the polishing member 10 performs polishing work.

Referring again to fig. 1, the first connector 30 includes a first connection end 31 and a second connection end 32 that are oppositely disposed. The first connecting end 31 of the first connecting piece 30 is in threaded connection with the driving shaft 21, the second connecting end 32 of the first connecting piece 30 is provided with a first strip-shaped groove 321 arranged along the axis of the driving shaft 21, the first end 11 of the polishing piece 10 is located in the first strip-shaped groove 321, the side wall of the first strip-shaped groove 321 is provided with a threaded hole, and a first locking bolt 40 is arranged in the threaded hole.

In the embodiment of the present disclosure, the first connection end 31 of the first connection member 30 is connected to the driving shaft 21 by a screw thread, that is, the first connection member 30 is fixed on the driving shaft 21, and when the driving shaft 21 rotates, the first connection member 30 can be driven to rotate, and finally the polishing member 10 is driven to rotate. The first end 11 of the polishing member 10 is placed in the first strip-shaped groove 321, and is fixed in the first strip-shaped groove 321 through the first locking bolt 40, that is, the polishing member 10 is connected with the first connecting member 30, so that the first connecting member 30 can drive the polishing member 10 to rotate. When the grinding part needs to be disassembled or replaced, the first locking bolt 40 is rotated to loosen the first locking bolt 40, so that the first end 11 of the grinding part 10 can be drawn out from the strip-shaped groove 321. The above-mentioned assembling method is simple, and owing to adopted first connecting piece 30, can conveniently polish dismouting and change of piece 10.

For example, an internal thread may be disposed at the first connection end 31 of the first connection member 30, an external thread may be disposed at the connection position of the driving shaft 21 and the first connection end 31, and the internal thread of the first connection end 31 is threadedly connected with the external thread of the driving shaft 21, and the thread direction is opposite to the rotation direction of the driving shaft. In other embodiments, the first connection end 31 of the first connection element 30 may be provided with an external thread, and the drive shaft 21 may be provided with an internal thread at the connection with the first connection end 31.

Fig. 2 is a schematic view of another polishing apparatus provided in an embodiment of the present disclosure. Referring to fig. 2, the grinding apparatus further comprises a bearing housing 50 and a bearing 60, the second end 12 of the grinding member 10 being detachably connected to an inner race 61 of the bearing 60, and an outer race 62 of the bearing 60 being connected to the bearing housing 50.

In this implementation, the bearing 60 is arranged such that the second end 12 of the abrading element 10 is connected to the inner ring 61 of the bearing 60, enabling both the first end 11 and the second end 12 of the abrading element 10 to rotate. The outer race 62 of the bearing 60 is connected to the bearing housing 50. The outer ring 62 of the bearing 60 is fixed by the bearing seat 50, and the stability of the bearing 60 is ensured. When grinding device possesses above-mentioned bearing 50, if the piece 10 of polishing is the rope of polishing, the staff when using, can polish the rope and wait to polish the contact surface of product through the position control of control bearing frame 50 to make the area of polishing maximize.

In the disclosed embodiment, the bearing seat 50 may be a ring structure, and the outer ring of the bearing 60 is clamped inside the ring structure.

Referring again to fig. 2, the grinding apparatus further includes a second connector 70. The second connecting member 70 comprises a third connecting end 71 and a fourth connecting end 72 which are oppositely arranged, the third connecting end 71 of the second connecting member 70 is fixedly connected with the inner ring 61, the fourth connecting end 72 of the second connecting member 70 is provided with a second strip-shaped groove 721 arranged along the axis of the driving shaft 21, the second end 12 of the grinding member 10 is positioned in the second strip-shaped groove 721, a second threaded hole is formed in the side wall of the second strip-shaped groove 721, and a second locking bolt 80 is arranged in the second threaded hole.

In this implementation, a second coupling 70 is arranged to facilitate coupling of the inner race 61 of the bearing 60 and the abrading element 10.

The second connecting member 70 has a structure similar to that of the first connecting member 30, and the third connecting end 71 may be threadedly connected to the inner ring 61, for example, the third connecting end 71 may have an external thread and the inner ring 61 may have an external thread. In other implementations, the third connection end 71 may be connected with the inner ring 61 by a snap-fit manner.

Here, the second end 12 of the grinding member 10 is connected to the second connecting member 70 in the same manner as the first end 11 of the grinding member 10 is connected to the first connecting member 30, and thus, no further description is given.

Referring again to fig. 2, the sharpening device may further comprise a first handle 90, the first handle 90 being connected to the bearing block 50.

In this implementation, the first handle 90 is arranged to facilitate a worker to hold the first handle 90 to adjust the position of the second end 12 of the polishing member 10, and if the polishing member 10 is a polishing rope, the worker can apply a force in a direction perpendicular to the polishing rope to adjust the polishing angle of the polishing rope; meanwhile, the stability of the polishing device during polishing can be further guaranteed by holding the first handle 90 in hand.

Illustratively, the first handle 90 may be coupled to the bearing housing 50 by a bolt 120. The bolts 120 may be circumferentially arranged along the outer surface of the bearing housing 50.

As shown in fig. 2, the first handle 90 includes a handle portion 91 and a connecting portion 92, the connecting portion 92 including a flange disposed to correspond to the annular side of the bearing housing 50 and connected thereto by a plurality of spaced apart bolts 120.

In addition, a ring of annular steps are disposed on the inner sidewall of the bearing seat 50, and when the connecting portion 92 is connected to the bearing seat 50, an annular groove is formed between the connecting portion 92 and the annular steps, and the bearing 60 is engaged in the annular groove.

In other ways, the first handle 90 may also be welded to the bearing housing 50.

Referring again to fig. 1 and 2, the sanding device further includes a second handle 100, the second handle 100 being connected to the drive member 20.

In this implementation, the arrangement of the second handle 100 facilitates a worker to hold the driving device at one end of the polishing device for polishing work.

The second handle 100 may be coupled to the driving member 20 using a screw, a bolt, a welding, etc. As shown in fig. 1 and 2, the second handle 100 has an undulated notch for facilitating a worker to hold the second handle. Likewise, first handle 90 may be provided with the same structure.

Two handles are arranged, so that the operation of workers is facilitated. For example, when a product to be polished with a large size is polished, if only one end of the polishing member 10 is fixed, the other end of the polishing member 10 is easily shaken, which is not easy to operate by a worker. Two handles are arranged, so that the polishing part can be fixed at two ends of the polishing part 10 when the polishing device works, and the polishing part 10 is prevented from shaking. Meanwhile, two workers can respectively control the two handles to apply force to the polishing piece 10, so that the polishing piece 10 is tightly attached to a polishing surface, and polishing work is realized. When the product to be polished with small size is polished, two handles can be held by one worker to work.

The above description is only exemplary of the present disclosure and is not intended to limit the present disclosure, so that any modification, equivalent replacement, or improvement made within the spirit and principle of the present disclosure should be included in the scope of the present disclosure.

Claims

1. An abrading device, characterized in that the abrading device comprises:

an elongate sanding element (10) and a drive element (20), the drive element (20) having a drive shaft (21) rotatable about an axis;

the first end (11) of the grinding member (10) is detachably connected with the driving shaft (21), and the axis of the first end (11) of the grinding member (10) is coincided with the axis of the driving shaft (21).

2. An abrading device according to claim 1, characterized in that the abrading element (10) is an abrading rope or an abrading stick.

3. The abrading device of claim 2, wherein the abrading cord is a rope wire brush.

4. A sanding device as defined in any one of claims 1 to 3, further comprising:

the first connecting piece (30), the first connecting piece (30) is connected with the driving shaft (21), and the first end (11) of the grinding piece (10) is detachably fixed on the first connecting piece (30).

5. The polishing device as recited in claim 4, wherein the first connecting member (30) comprises a first connecting end (31) and a second connecting end (32) which are oppositely arranged, the first connecting end (31) of the first connecting member (30) is in threaded connection with the driving shaft (21), the second connecting end (32) of the first connecting member (30) is provided with a first strip-shaped groove (321) which is arranged along the axis of the driving shaft (21), the first end (11) of the polishing member (10) is located in the first strip-shaped groove (321), a first threaded hole is formed in a side wall of the first strip-shaped groove (321), and a first locking bolt (40) is arranged in the first threaded hole.

6. An abrading device as defined in claim 5, further comprising:

the grinding tool comprises a bearing seat (50) and a bearing (60), wherein the second end (12) of the grinding part (10) is detachably connected with an inner ring (61) of the bearing (60), and an outer ring (62) of the bearing (60) is connected with the bearing seat (50).

7. An abrading device as defined in claim 6, further comprising:

the second connecting piece (70), the second connecting piece (70) is including relative third link (71) and the fourth link (72) that sets up, the third link (71) of second connecting piece (70) with inner circle (61) fixed connection, fourth link (72) of second connecting piece (70) have along second strip recess (721) that the axis of drive shaft (21) was arranged, second end (12) of polishing piece (10) are located in second strip recess (721), the second screw hole has been seted up to the lateral wall of second strip recess (721), second threaded hole is provided with second locking bolt (80).

8. An abrading device as defined in claim 6, further comprising: a first handle (90), the first handle (90) being connected with the bearing seat (50).

9. A sanding device as defined in any one of claims 1 to 3, further comprising: a second handle (100), the second handle (100) being connected to the drive member (20).

10. A sanding device as claimed in any one of claims 1 to 3, characterized in that the drive member (20) is an electric motor.